The public's debt to military medicine.
D003141:Communicable Diseases / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008288:Malaria / Q000266:history; D008887:Military Medicine / Q000266:history*; D014435:Typhoid Fever / Q000266:history; D014438:Typhus, Epidemic Louse-Borne / Q000266:history; D014481:United States; D015004:Yellow Fever / Q000266:history